black - "(DOD) In intelligence handling, a term used in certain phrases (e.g., living black, black border crossing) to indicate reliance on illegal concealment rather than on cover." by AcronymsAndSlang.com
Does Mexico stop people from crossing?
Some Democrats Want to Decriminalize Illegal Border Crossings. Would It Work? - The New York Times
Crossing African Borders - Introduction: Crossing African Borders – Migration and Mobility - Centro de Estudos Internacionais
candidanimal: Border Crossing: Tijuana
Crossing Borders: The Reconciliation of a Nation of Immigrants - 9781538143513
Coronavirus: The porous borders where the virus cannot be controlled - BBC News
Migrants from multiple countries overwhelm US-Mexico border, adding to Biden administration's challenges | CNN Politics
Weekly U.S.-Mexico Border Update: Reduced February migration, 2024 budget, Ciudad Juárez incident - WOLA
How the U.S. Patrols Its Borders
CBCC - "Canadian Border Crossing Card" by AcronymsAndSlang.com
Methodology for Trading Across Borders
President Trump Threatened to Close the Border. What Would That Mean for the Thousands of American Citizens Who Cross It Each Day for Work? - Pacific Standard
Methodology for Trading Across Borders
Border crossers, and the wall that won't stop them
Understanding fees at the border crossing: Drayage or transfer fee, Customs broker fee and duties and taxes - Mexicom Logistics
Border crossings are already near record highs, and the end of a Covid ban this month could bring still more
Ready Lanes | U.S. Customs and Border Protection
Crossing Borders - Emergent Art Space
Know Your Rights | 100 Mile Border Zone | ACLU
Border Crossing Card - Wikipedia
Modes of Entry for the Unauthorized Migrant Population | Pew Research Center
More non-Spanish speaking migrants are crossing the border - Roll Call
PolitiFact | Border crossings are up, but not because Biden stopped the wall or deportations
